Home / 1,544,278,698.21-2,131,105,976.76-839,430,679.65

Finding the Fourth Proportional to 1,544,278,698.21, 2,131,105,976.76 and 839,430,679.65

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Solution

The fourth proportional to 1,544,278,698.21, 2,131,105,976.76 and 839,430,679.65 is: 1,158,415,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,278,698.21 : 2,131,105,976.76 = 839,430,679.65 : x
  2. Step 2: Convert to fraction form
    1,544,278,698.21/2,131,105,976.76 = 839,430,679.65/x
  3. Step 3: Cross multiply
    1,544,278,698.21x = 2,131,105,976.76 × 839,430,679.65
  4. Step 4: Simplify right side
    1,544,278,698.21x = 1,788,915,738,477,823,744
  5. Step 5: Solve for x
    x = 1,788,915,738,477,823,744/1,544,278,698.21
  6. Step 6: Final answer
    x = 1,158,415,084.37

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.